The Three Fundamental Principles and the Four Basic Rules of Islam.
Author: Muhammad Bin Abdul Wahhab
Publisher: Daar Al-Watan
Source: http://www.islamhouse.com/p/1333
The story of one of the Companions search for the truth.
Author: Dr. Saleh As-Saleh
Source: http://www.islamhouse.com/p/1225
A nice book covering many aspects of wudoo, ghusl, tayammum, and wiping over socks and bandages.
Author: AbdulRahman Bin Abdulkarim Al-Sheha
Source: http://www.islamhouse.com/p/1381
Sahih Muslim includes sayings, doings and approvals of the Prophet Muhammad (peace be upon him) narrated by his companions. It is considered the third most authentic book in Islam after the Quran and "Sahih al-Bukhari". It covers almost all aspects of life.
Author: Muslim ibn al-Hajjaj ibn Muslim al-Qushairi an-Naisabori
Translators: AbdulHamid Siddiqui
Publisher: http://www.islamspirit.com - Islam Spirit Website
Islam: The Complete and Final Message to Man is a brief presentation of Islam defining its terms and teachings, followed by an advice to the Muslims and non-Muslims on following the path of the Righteous Predecessors
Author: Dr. Saleh As-Saleh
Rites of Hajj and Umrah From the book and Sunnah and Narrations from the Pious Predecessors.
Author: Muhammad Naasiruddeen al-Albaanee